/*
 * Copyright (c) 2014, 2024, Oracle and/or its affiliates. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.  Oracle designates this
 * particular file as subject to the "Classpath" exception as provided
 * by Oracle in the LICENSE file that accompanied this code.
 *
 * This code is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
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 * 2 along with this work; if not, write to the Free Software Foundation,
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package jdk.internal.access;

import java.lang.ref.ReferenceQueue;

public interface JavaLangRefAccess {

    /**
     * Starts the Finalizer and Reference Handler threads.
     */
    void startThreads();

    /**
     * Wait for progress in {@link java.lang.ref.Reference}
     * processing.  If there aren't any pending {@link
     * java.lang.ref.Reference}s, return immediately.
     *
     * @return {@code true} if there were any pending
     * {@link java.lang.ref.Reference}s, {@code false} otherwise.
     */
    boolean waitForReferenceProcessing() throws InterruptedException;

    /**
     * Runs the finalization methods of any objects pending finalization.
     *
     * Invoked by Runtime.runFinalization()
     */
    void runFinalization();
}
